The real test of motor oil durability isnt how the oil performs the first few miles after you put it in your car. The real test is how durable it is in the last few miles, after thousands of miles of stop-and-go driving, idling and temperature extremes. Quaker State Advanced Durability motor oil is so tough that after it has gone through thousands of...

The real test of motor oil durability isnt how the oil performs the first few miles after you put it in your car. The real test is how durable it is in the last few miles, after thousands of miles of stop-and-go driving, idling and temperature extremes. Quaker State Advanced Durability motor oil is so tough that after it has gone through thousands of...

Just because your cars a little older doesnt mean you depend on it any less to keep your life moving. Thats the idea behind Quaker State Defy motor oil. It helps stop engine wear in its tracks preventing up to 98% future wear in laboratory tests with real engines to help extend the life of your engine. How? Zinc is an outstanding wear fighter in...